Up for sale is a vintage 10-in-1 Dog Bone Hex Bicycle Wrench, measuring 4 inches, and manufactured in Germany by Prameta. This unique tool is perfect for mechanics, collectors, and anyone who appreciates quality tools. With its multiple hex sizes, this wrench is ideal for tightening and loosening various bolts and nuts on bicycles and other equipment. The German craftsmanship ensures durability and reliability for years to come. Don't miss out on the opportunity to own this rare and sought-after piece.